enter intra-day option trades before market opens?

enter intra day option trades before market opens?...does anyone do this?...example: you cannot be at your trading terminal all day...you want to buy a call and then sell it later in the day...what is best procedure?...project price to buy and than sell...or trigger when stock gets at certain price etc.?

enter intra day option trades before market opens?...does anyone do this?...example: you cannot be at your trading terminal all day...you want to buy a call and then sell it later in the day...what is best procedure?...project price to buy and than sell...or trigger when stock gets at certain price etc.?